Offering lightweight, durable, flexible, and waterproof warmth for the winter months, LaCrosse Aero Insulator Insulated Waterproof Boots for Men keep you protected without all the bulk. The waterproof neoprene uppers feature warm fleece linings for lightweight warmth. Made of the same material used to insulate refrigerators and freezers, the Aero Insulator's polyurethane AeroForm shell surrounds the entire foot in cushioning comfort and durable protection. This shell also provides 15mm of flexible, non-cracking insulation over the top of the foot and 20mm of insulation under the foot. Great for ice fishing, snowmobiling, or working outdoors, these do-it-all winter boots feature LaCrosse's Active Fit design to keep your foot in place while on the move. Thick polyurethane midsoles provide top cushioning and additional insulating performance under your feet. Oversized polypropylene shanks boosts the boot's stability under your feet over uneven surfaces to fight foot fatigue through the day. The boots' winter tread outsole features a generous surface area for a sure grip on wet surfaces. Durable polyurethane panels on the shins for added durability. Kick-off heel plates. Average Height: 14". Average Weight Per Pair: 5 lbs. Imported. Lightweight, durable, flexible, and waterproof winter boots Great for ice fishing, snowmobiling, or working outdoors Waterproof neoprene uppers Polyurethane AeroForm shell around the foot - durable insulating protection Warm fleece linings Active Fit design - stays in place while on the move Thick polyurethane midsoles - cushioning and insulating Oversized polypropylene shanks - great stability Winter tread outsole - sure grip on wet surfaces Durable polyurethane panels on the shins Kick-off heel plates